From b21162cf8e06f40baa1f58be6a8c17435cebc34d Mon Sep 17 00:00:00 2001
From: weidai <weidai@57ff6487-cd31-0410-9ec3-f628ee90f5f0>
Date: Fri, 4 Oct 2002 17:31:41 +0000
Subject: Initial revision

git-svn-id: svn://svn.code.sf.net/p/cryptopp/code/trunk/c5@2 57ff6487-cd31-0410-9ec3-f628ee90f5f0
---
 oaep.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 oaep.h

(limited to 'oaep.h')

diff --git a/oaep.h b/oaep.h
new file mode 100644
index 0000000..96baaa1
--- /dev/null
+++ b/oaep.h
@@ -0,0 +1,25 @@
+#ifndef CRYPTOPP_OAEP_H
+#define CRYPTOPP_OAEP_H
+
+#include "pubkey.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+extern byte OAEP_P_DEFAULT[];	// defined in misc.cpp
+
+/// <a href="http://www.weidai.com/scan-mirror/ca.html#cem_OAEP-MGF1">EME-OAEP</a>, for use with RSAES
+template <class H, class MGF=P1363_MGF1<H>, byte *P=OAEP_P_DEFAULT, unsigned int PLen=0>
+class OAEP : public PK_PaddingAlgorithm, public EncryptionStandard
+{
+public:
+	static std::string StaticAlgorithmName() {return "OAEP-" + MGF::StaticAlgorithmName();}
+	typedef OAEP<H, MGF, P, PLen> EncryptionPaddingAlgorithm;
+
+	unsigned int MaxUnpaddedLength(unsigned int paddedLength) const;
+	void Pad(RandomNumberGenerator &rng, const byte *raw, unsigned int inputLength, byte *padded, unsigned int paddedLength) const;
+	DecodingResult Unpad(const byte *padded, unsigned int paddedLength, byte *raw) const;
+};
+
+NAMESPACE_END
+
+#endif
-- 
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